Home / 15,554,749.80-23,332,124.70-10,179,978.60

Finding the Fourth Proportional to 15,554,749.80, 23,332,124.70 and 10,179,978.60

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Solution

The fourth proportional to 15,554,749.80, 23,332,124.70 and 10,179,978.60 is: 15,269,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,749.80 : 23,332,124.70 = 10,179,978.60 : x
  2. Step 2: Convert to fraction form
    15,554,749.80/23,332,124.70 = 10,179,978.60/x
  3. Step 3: Cross multiply
    15,554,749.80x = 23,332,124.70 × 10,179,978.60
  4. Step 4: Simplify right side
    15,554,749.80x = 237,520,530,138,531.41
  5. Step 5: Solve for x
    x = 237,520,530,138,531.41/15,554,749.80
  6. Step 6: Final answer
    x = 15,269,967.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.